“应堂阶”的概念、定义、翻译、参考文献-科学参考

单词	应堂阶
释义	应堂阶 Encyclopedia 理学应堂阶释 Yingtangian Stage应堂阶基于中国华南浅水相区建立的区域性年代地层单位。
随便看	ordered direct sum ordered estimate ordered extension ordered factor group ordered factorization ordered field ordered field extension ordered geometry ordered grammar ordered group ordered groupoid ordered incidence structure ordered integral domain ordered linear space ordered list ordered module ordered monoid orderedness ordered normed space ordered n-ple ordered n-tuple ordered orbit ordered pair ordered pair representation ordered partition

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。